简介:基于船舶航行安全可靠的考虑,分析国内外船舶电力系统电能质量研究方法的现状,阐述电能质量研究方法,提出电能质量的评估与改善方法和技术手段.结合全电力推进船舶电力系统的特性,建立构建船舶电能质量监测评估系统,重点研究大型负载、船舶操纵及特殊工况时电网参数的影响,借助电能质量的评估与性能方法和技术手段,进行电能质量改善的仿真研究.
简介:Reconfigurabilityoftheelectricalnetworkinashipboardpowersystem(SPS)afteritsfailureiscentraltotherestorationofpowersupplyandimprovessurvivabilityofanSPS.Thenavigationalprocesscreatesasequenceofdifferentoperatingconditions.Thepriorityofsomeloadsdiffersinchangingoperatingconditions.AfteranalyzingcharacteristicsoftypicalSPS,amodelwasdevelopedusedagradeⅢswitchboardandanenvironmentalprioritizingagent(EPA)algorithm.Thisalgorithmwaschosenasitislogicallyandphysicallydecentralizedaswellasmulti-agentoriented.TheEPAalgorithmwasusedtodecideonthedynamicloadpriority,thenitselectedthemeanstobestmeetthemaximumpowersupplyload.Thesimulationresultsshowedthathigherpriorityloadswerethefirsttoberestored.Thesystemsatisfiedallnecessaryconstraints,demonstratingtheeffectivenessandvalidityoftheproposedmethod.